GREAT WESTERN RAILWAY BRAKE VAN SIDELAMP

This GWR Swindon built oil lamp bears a copper plate on the chimney :-

P
SPARE
4

The chimney is also stamped:-

S
11387
GWR
SWINDON
16

One of the mounting brackets is stamped 634

The Sherwoods Vaporite burner is also stamped GWR but has no wick.

The body measures 157mm x 153mm (excluding the mounting brackets and lenses) and it stands 392mm high.
Heavily constructed it weighs 5.5 kgs.